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Finding the Fourth Proportional to 63,368.18, 87,469.95 and 36,521.39

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Solution

The fourth proportional to 63,368.18, 87,469.95 and 36,521.39 is: 50,412.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,368.18 : 87,469.95 = 36,521.39 : x
  2. Step 2: Convert to fraction form
    63,368.18/87,469.95 = 36,521.39/x
  3. Step 3: Cross multiply
    63,368.18x = 87,469.95 × 36,521.39
  4. Step 4: Simplify right side
    63,368.18x = 3,194,524,157.23
  5. Step 5: Solve for x
    x = 3,194,524,157.23/63,368.18
  6. Step 6: Final answer
    x = 50,412.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.